{
    "html_content": "//article[@class=\"nwsHt nwsUpgrade\"]",
    "published": "//div[@class=\"updTm updTmD mrT5\"]/text()",
    "keywords": "//meta[@name=\"keywords\"]/@content",
    "relative_id": "//div[@class=\"bv-lq\"]//div[@class=\"title-bv\"]//a/@href",
    "author": "//div[@class=\"nguontin nguontinD bld mrT10 mrB10 fr\"]//text()",
    "abstract": "//h2[@class=\"ctTp\"]/text()"
}